I am currenty using manjaro 19 KDE . 
lm sensor doesnt show anything related to fans. 
this is the output of sensors
iwlwifi_1-virtual-0
Adapter: Virtual device
temp1:        +43.0°C  
BAT0-acpi-0
Adapter: ACPI interface
in0:          15.87 V  
curr1:       776.00 mA 
coretemp-isa-0000
Adapter: ISA adapter
Package id 0:  +45.0°C  (high = +100.0°C, crit = +100.0°C)
Core 0:        +42.0°C  (high = +100.0°C, crit = +100.0°C)
Core 1:        +41.0°C  (high = +100.0°C, crit = +100.0°C)
Core 2:        +41.0°C  (high = +100.0°C, crit = +100.0°C)
Core 3:        +41.0°C  (high = +100.0°C, crit = +100.0°C)
acpitz-acpi-0
Adapter: ACPI interface
temp1:        +45.0°C  (crit = +98.0°C)
pch_cannonlake-virtual-0
Adapter: Virtual device
temp1:        +45.0°C  
nvme0-pci-0300
Adapter: PCI adapter
Composite:    +45.0°C  (high = +82.0°C, crit = +86.0°C)